OK, now, as was mentioned, the Vesper Martini is indeed a classic James Bond cocktail - like, O.G.
Before jumping into the Vesper Martini - which most definitely is an original James Bond (read: Ian Fleming) creation - here are some other martini cocktail recipes you may enjoy as well: the Classic Gin Martini, the Espresso Martini, the Blueberry Martini, and the Naked Martini.